VOA慢速英语:Getting NGOs to Celebrate Failure, So They Can Learn From Others' Mistakes

countless无数的，that fail是定语从句，修饰projects。

But表示转折。不过，but for还是一个词组，只是在这一句中并不是作为一个词组来使用。

but for要不是，用在虚拟语气中

例句：But for the rain we should have had a pleasant journey.
      要不是下雨, 我们会有一次愉快的旅行。

2.And part of that is learning from the things that didn’t work, so that we don’t endlessly repeat them.

so that目的状语从句

以便

例句：I will give you all the facts so that you can judge for yourself.
      我会给你所有的事实以便你可以自己判断。

3.We often refer to that as SWEDOW -- Stuff We Don’t Want.

refer to有关, 针对

例句：The regulations refer only to children.
      这些规定只适用于小孩子。

      The new law does not refer to land used for farming.
      那条新法律并不涉及耕种用地。

暗指

例句：Does your remark refer to all of us?
      你的评论是针对我们所有的人的吗?

4.You know, the old stuff that we have that we think we can hand down to developing countries, and that’s not a very sustainable or in many ways smart approach.

hand down把…传递下来

例句：Will you please hand down that book from the shelf?
      请你把书架上那本书拿下来好吗?

遗留; 流传, 传下

例句：Our fathers handed down these customs to us.
      我们的父辈把这些习俗传给了我们。